Home / 1,560.20-2,340.11-464.47

Finding the Fourth Proportional to 1,560.20, 2,340.11 and 464.47

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Solution

The fourth proportional to 1,560.20, 2,340.11 and 464.47 is: 696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.20 : 2,340.11 = 464.47 : x
  2. Step 2: Convert to fraction form
    1,560.20/2,340.11 = 464.47/x
  3. Step 3: Cross multiply
    1,560.20x = 2,340.11 × 464.47
  4. Step 4: Simplify right side
    1,560.20x = 1,086,906.20
  5. Step 5: Solve for x
    x = 1,086,906.20/1,560.20
  6. Step 6: Final answer
    x = 696.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.